Inventor
ISHIKAWA ISAO
JP39 patents
⚠️ This page may combine multiple inventors who share the name “ISHIKAWA ISAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
20 patentsUS4511998AApr 16, 1985
Multielement acoustic transducer as well as a method of manufacturing the same and an acoustic imaging instrument
HITACHI LTD44 citations93
US4163168AJul 31, 1979
Two-directional piezoelectric driven fine adjusting device
HITACHI LTD36 citations92
US4666581AMay 19, 1987
Apparatus for two-dimensional electrophoresis
HITACHI LTD35 citations91
US4384231AMay 17, 1983
Piezoelectric acoustic transducer with spherical lens
HITACHI LTD17 citations82
US4730494AMar 15, 1988
Method for examining a surface of a sample by means of ultrasound
HITACHI LTD18 citations74
US4597293AJul 1, 1986
Scanning acoustic microscope
HITACHI LTD8 citations74
US4577504AMar 25, 1986
Acoustic microscope
HITACHI LTD15 citations74
US4563900AJan 14, 1986
Acoustic microscope
HITACHI LTD12 citations74
US4563898AJan 14, 1986
Acoustic microscope
HITACHI LTD10 citations74
US4510810AApr 16, 1985
Ultrasonic microscope
HITACHI LTD17 citations74
US4487069ADec 11, 1984
Method of image display by ultrasonic microscope
HITACHI LTD7 citations74
US4394824AJul 26, 1983
Acoustic microscope
HITACHI LTD9 citations74
US4346472AAug 24, 1982
Method and apparatus for eliminating double bit errosion in a differential phase shift keying system
HITACHI LTD11 citations72
US4135088AJan 16, 1979
Charged-particle analyzer
HITACHI LTD8 citations72
US4446738AMay 8, 1984
Acoustic scanning microscope
HITACHI LTD3 citations63
US4386530AJun 7, 1983
Ultrasonic imaging equipment
HITACHI LTD3 citations63
US4126782ANov 21, 1978
Electrostatic charged-particle analyzer
HITACHI LTD6 citations62
US4219730AAug 26, 1980
Charge-particle energy analyzer
HITACHI LTD6 citations61
US4995711AFeb 26, 1991
Slide table
HITACHI LTD4 citations60
US4433461AFeb 28, 1984
Method of manufacturing an acoustic spherical lens
HITACHI LTD1 citations52
SANYO CHEMICAL IND LTD
4 patentsUS4820743AApr 11, 1989
Polymer/polyol composition, processes for making the same and polyurethane therefrom
SANYO CHEMICAL IND LTD33 citations92
US4931483AJun 5, 1990
Polymer/polyol composition, processes for making the same and a polyurethane therefrom
SANYO CHEMICAL IND LTD32 citations89
US4026829AMay 31, 1977
Flexible polyurethane foam
SANYO CHEMICAL IND LTD12 citations70
US5994421ANov 30, 1999
Water-absorbent resin dispersion and polyurethane composition
SANYO CHEMICAL IND LTD6 citations62
HITACHI CONSTRUCTION MACHINERY
4 patentsUS5003516AMar 26, 1991
Ultrasonic probe and manufacture method for same
HITACHI CONSTRUCTION MACHINERY20 citations81
US5050137ASep 17, 1991
Ultrasonic probe
HITACHI CONSTRUCTION MACHINERY8 citations72
US5060201AOct 22, 1991
Probe for ultrasonic microscope
HITACHI CONSTRUCTION MACHINERY15 citations70
US5101663AApr 7, 1992
Method for the determination of strength of join between ceramic and non-ceramic
HITACHI CONSTRUCTION MACHINERY8 citations68
SHOWA DENKO KK
3 patentsUS6669852B2Dec 30, 2003
Separation method of goethite-containing red mud
SHOWA DENKO KK3 citations55
US9175367B2Nov 3, 2015
Process for neutralizing bauxite dissolution residual substance and process for producing aluminum hydroxide
SHOWA DENKO KK0 citations52
US6528028B2Mar 4, 2003
Process for treating bauxite in which a desilication product and an insoluble residure are separately precipitated
SHOWA DENKO KK0 citations39